DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
>> GO TO 3.
3.CHECK FOR DTCS
With CONSULT
Is any DTC detected? YES >> GO TO 4.
NO >> GO TO 5.
4.PERFORM DTC DIAGNOSTIC PROCEDURE
Perform the diagnostic procedure for the detected DTC. Refer to HAC-32, "DTC Inspection Priority Chart".
>> GO TO 7.
5.OPERATION CHECK
Perform the operation check. Refer to HAC-48, "Work Procedure".
>> GO TO 6.
6.SYMPTOM DIAGNOSIS
Check the symptom diagnosis table. Refer to HAC-96, "Diagnosis Chart By Symptom".
>> GO TO 8.
7.VERIFY REPAIR.
With CONSULT
Is any DTC detected? YES >> GO TO 4.
NO >> GO TO 8.
8.PERFORM FINAL OPERATION CHECK
Perform the operation check. Refer to HAC-48, "Work Procedure".
Does it operate normally? YES >> Inspection End.
NO >> GO TO 2.
OPERATION INSPECTION
Work Procedure
DESCRIPTION
The purpose of the operational check is to check that the individual system operates normally.
Conditions : Engine running at normal operating temperature
INSPECTION PROCEDURE
1.CHECK MEMORY FUNCTION
Is the inspection result normal? YES >> GO TO 2.
NO >> Check power and ground circuits for A/C auto amp. Refer to HAC-56, "Diagnosis Procedure".
2.CHECK BLOWER MOTOR SPEED
Is the inspection result normal? YES >> GO TO 3.
NO >> Check blower motor system. Refer to HAC-85, "Diagnosis Procedure".
3.CHECK DISCHARGE AIR (MODE SWITCH AND DEF SWITCH)
NOTE: Confirm that the A/C compressor clutch is engaged (sound or visual inspection) and intake door position is at FRE ( ) when the D/F ( ) or DEF () is selected. Is the inspection result normal? YES >> GO TO 4.
NO >> Check mode door system. Refer to HAC-80, "Diagnosis Procedure".
4.CHECK INTAKE AIR
NOTE: Confirm that the A/C compressor clutch is engaged (sound or visual inspection) and the FRE ( ) switch is pressed when the D/F ( ) or DEF ( ) is selected. Is the inspection result normal? YES >> GO TO 5.
NO >> Check intake door system. Refer to HAC-77, "Diagnosis Procedure".
5.CHECK A/C SWITCH
Confirm that the A/C compressor clutch engages (sound or visual inspection).
Is the inspection result normal? YES >> GO TO 6.
NO >> Check magnet clutch system. Refer to HAC-91, "Diagnosis Procedure".
6.CHECK TEMPERATURE DECREASE
Is the inspection result normal? YES >> GO TO 7.
NO >> Check for insufficient cooling. Refer to HAC-98, "Diagnosis Procedure".
7.CHECK TEMPERATURE INCREASE
Is the inspection result normal? YES >> GO TO 8.
NO >> Check for insufficient heating. Refer to HAC-99, "Diagnosis Procedure".
8.CHECK DUAL MODE FUNCTION
Is the inspection result normal? YES >> GO TO 9.
NO >> Refer to HAC-96, "Diagnosis Chart By Symptom" and perform the appropriate diagnosis.
9.CHECK AUTO MODE
Is the inspection result normal? YES >> Inspection End.
NO >> Refer to HAC-96, "Diagnosis Chart By Symptom" and perform the appropriate diagnosis.
SYSTEM SETTING
Temperature Setting Trimmer
Description
If the temperature felt by the customer is different than the airflow temperature controlled by the temperature setting, the auto amplifier control temperature can be adjusted to compensate for the temperature setting.
How to set
Using CONSULT, perform “TEMP SET CORRECT” in “WORK SUPPORT” of HVAC.
NOTE:
Foot Position Setting Trimmer
DESCRIPTION
In FOOT mode, the air blowing to DEF can change ON/OFF.
HOW TO SET
With CONSULT
Perform the “BLOW SET” of HVAC work support item.
NOTE: When the battery cable is disconnected from the negative terminal or when the battery voltage becomes 10 V or less, the setting of the discharge air mix ratio in FOOT mode may be cancelled.
Inlet Port Memory Function (FRE)
Description
How to set
Using CONSULT, perform “FRE MEMORY SET” in “WORK SUPPORT” of HVAC.
NOTE: When the battery cable is disconnected from the negative terminal or when the battery voltage becomes 10V or less, the setting of the FRE switch memory function may be cancelled.
Inlet Port Memory Function (REC)
Description
How to set
Using CONSULT, perform “REC MEMORY SET” in “WORK SUPPORT” of HVAC.
NOTE: When the battery cable is disconnected from the negative terminal or when the battery voltage becomes 10V or less, the setting of the REC switch memory function may be cancelled.
Target Evaporator Temp Upper Limit
DESCRIPTION
Set the target evaporator temperature upper limit.
HOW TO SET
With CONSULT
Perform the “TARGET EVAPORATOR TEMP UPPER LIMIT SETTING” of HVAC work support item.
DOOR MOTOR STARTING POSITION RESET
Description
NOTE: During reset, DEF switch indicator blinks.
Work Procedure
1.PERFORM DOOR MOTOR STARTING POSITION RESET
With CONSULT
>> Inspection End.
Oil
Description
MAINTENANCE OF OIL LEVEL
The compressor oil is circulating in the system together with the
refrigerant. It is necessary to fill compressor
with oil when replacing A/C system parts or when a large amount of refrigerant
leak is detected. It is important
to always maintain oil level ...
Instrument panel
Vent
Headlight/fog light (if so equipped)/turn signal switch
Meters, gauges, warning/indicator
lights and Vehicle Information Display
Windshield wiper/washer switch and rear window wiper/washer switch
/Ignition switch (if so equipped)
Push-button ...
Third row seat belt
Exploded View
Seat belt retractor (RH)
eat belt D-ring bracket (RH)
Seat belt hook (LH/RH)
Seat belt buckle (LH/RH)
Seat belt retractor (LH)
Seat belt D-ring bracket (LH)
Seat belt D-ring bolt cover (LH/
RH)
SEAT BELT RETRACTOR
SEAT BELT RETRACTOR : Removal ...